﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>DCV - POLYVINYL CHLORIDE (PVC) FUTURE </Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 2016</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ16</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2016</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2017</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ17</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2017</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2018</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ18</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2018</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2019</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ19</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2019</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2020</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ20</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2020</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2021</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ21</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2021</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2022</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ22</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2022</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2023</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ23</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2023</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2024</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ24</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2024</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2025</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ25</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2025</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2026</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ26</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2026</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2027</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ27</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2027</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2028</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ28</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2028</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2029</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ29</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2029</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2030</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ30</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2030</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2031</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ31</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2031</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2032</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ32</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2032</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2033</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ33</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2033</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2034</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ34</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2034</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2035</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ35</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2035</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2036</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ36</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2036</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2037</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ37</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2037</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2038</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ38</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2038</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2039</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ39</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2039</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2040</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ40</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2040</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2041</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ41</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2041</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2042</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ42</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2042</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2043</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ43</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2043</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2044</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ44</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2044</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2045</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ45</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2045</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2046</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ46</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2046</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2047</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ47</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2047</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2048</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ48</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2048</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2049</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ49</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2049</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2050</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>DCVF50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JAN 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVG50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  FEB 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVH50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAR 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVJ50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  APR 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVK50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  MAY 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVM50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUN 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVN50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  JUL 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVQ50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  AUG 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVU50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  SEP 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVV50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  OCT 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVX50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  NOV 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>DCVZ50</Name>
          <Description>POLYVINYL CHLORIDE (PVC) FUTURE  DEC 2050</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>1</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
  </Categories>
</Portfolio>